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6.1





2






2



1.

=64

7.

1.

=64

7.

64 64

25 ? 0.25 ? 0.0025=_______


64 64

25 ? 0.25 ? 0.0025=_______


2. 2 x ? 1 2 x________

2. 2 x ? 1 2 x________

3. a ? 1 ? 2 ________ a ________ 8. 2 ? 1.414 20 ? 4.472 4. B 3 4 D 5 6 0.2

3. a ? 1 ? 2 ________ a ________ 8. 2 ? 1.414 20 ? 4.472 4. B 3 4 D 5 6 0.2 A 2 3 C 4 5

A 2 3 C 4 5

5. A. C. 6. A x0 Cx5 B. D.

5. A. 9. B. D.

4 ? 225 ? 169

C. 6.

9.

4 ? 225 ? 169

x B x0 Dx5

x B x0 Dx5

A x0 Cx5


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